patch-2.1.73 linux/arch/mips/kernel/irixinv.c

• Lines: 82
• Date: Wed Dec 10 10:31:09 1997
• Orig file: v2.1.72/linux/arch/mips/kernel/irixinv.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.72/linux/arch/mips/kernel/irixinv.c linux/arch/mips/kernel/irixinv.c
@@ -0,0 +1,81 @@
+/*
+ * Support the inventory interface for IRIX binaries
+ * This is invoked before the mm layer is working, so we do not
+ * use the linked lists for the inventory yet. 
+ *
+ * Miguel de Icaza, 1997.
+ *
+ * $Id: irixinv.c,v 1.2 1997/12/06 21:29:58 ralf Exp $
+ */
+#include <linux/mm.h>
+#include <linux/slab.h>
+#include <asm/uaccess.h>
+#include <asm/inventory.h>
+
+#define MAX_INVENTORY 50
+int inventory_items = 0;
+
+static inventory_t inventory [MAX_INVENTORY];
+
+void
+add_to_inventory (int class, int type, int controller, int unit, int state)
+{
+	inventory_t *ni = &inventory [inventory_items];
+
+	if (inventory_items == MAX_INVENTORY)
+		return;
+	
+	ni->inv_class      = class;
+	ni->inv_type       = type;
+	ni->inv_controller = controller;
+	ni->inv_unit       = unit;
+	ni->inv_state      = state;
+	ni->inv_next       = ni;
+	inventory_items++;
+}
+
+int
+dump_inventory_to_user (void *userbuf, int size)
+{
+	inventory_t *inv  = &inventory [0];
+	inventory_t *user = userbuf;
+	int v;
+
+	if ((v = verify_area (VERIFY_WRITE, userbuf, size)))
+		return v;
+
+	for (v = 0; v < inventory_items; v++){
+		inv = &inventory [v];
+		copy_to_user (user, inv, sizeof (inventory_t));
+		user++;
+	}
+	return inventory_items * sizeof (inventory_t);
+}
+
+void
+init_inventory (void)
+{
+	/* gross hack while we put the right bits all over the kernel
+	 * most likely this will not let just anyone run the X server
+	 * until we put the right values all over the place
+	 */
+	 
+	add_to_inventory (10, 3, 0, 0, 16400);
+	add_to_inventory (1, 1, 150, -1, 12);
+	add_to_inventory (1, 3, 0, 0, 8976);
+	add_to_inventory (1, 2, 0, 0, 8976);
+	add_to_inventory (4, 8, 0, 0, 2);
+	add_to_inventory (5, 5, 0, 0, 1);
+	add_to_inventory (3, 3, 0, 0, 32768);
+	add_to_inventory (3, 4, 0, 0, 32768);
+	add_to_inventory (3, 8, 0, 0, 524288);
+	add_to_inventory (3, 9, 0, 0, 64);
+	add_to_inventory (3, 1, 0, 0, 67108864);
+	add_to_inventory (12, 3, 0, 0, 16);
+	add_to_inventory (8, 7, 17, 0, 16777472);
+	add_to_inventory (8, 0, 0, 0, 1);
+	add_to_inventory (2, 1, 0, 13, 2);
+	add_to_inventory (2, 2, 0, 2, 0);
+	add_to_inventory (2, 2, 0, 1, 0);
+	add_to_inventory (7, 14, 0, 0, 6);
+}